# digital object

A digital object in a digital library is the textual or multimedia data and the metadata.

Formally, a digital object $DO$ is a quadruple $(h,SM,ST,SS)$ where

1. 1.

$h\in H$, where $H$ is a set of universally unique handles (labels);

2. 2.

$SM=\{sm_{1},sm_{2},...,sm_{n}\}$ is a set of streams;

3. 3.

$ST=\{st_{1},st_{2},...,st_{m}\}$ is a set of structural metadata specifications; and

4. 4.

$SS=\{stsm_{1},stsm_{2},...,stsm_{p}\}$ is a set of Structured Streams functions defined from the streams in $SM$ and from the structures in $ST$.

Title digital object DigitalObject 2013-03-22 15:30:38 2013-03-22 15:30:38 CWoo (3771) CWoo (3771) 11 CWoo (3771) Definition msc 00A20